semantic-release/lib/get-releases-to-add.js

72 lines
2.8 KiB
JavaScript

const {uniq} = require('lodash');
const semver = require('semver');
const semverDiff = require('semver-diff');
const getLastRelease = require('./get-last-release');
const {makeTag, getLowerBound} = require('./utils');
/**
* Find releases that have been merged from from a higher branch but not added on the channel of the current branch.
*
* @param {Object} context semantic-release context.
*
* @return {Array<Object>} Last release and next release to be added on the channel of the current branch.
*/
module.exports = context => {
const {
branch,
branches,
options: {tagFormat},
} = context;
return (
branches
// Consider only releases of higher branches
.slice(branches.findIndex(({name}) => name === branch.name) + 1)
// Exclude prerelease branches
.filter(({type}) => type !== 'prerelease')
// Find higher branch releases merged to building branch but not released on associated channel
.reduce(
(releases, higherBranch) => [
...releases,
// For all unique release version of the higher branch merged on current branch, excluding lower than start range version for maintenance branches
...uniq(
branch.tags.filter(
({channel, version}) =>
channel === higherBranch.channel &&
channel !== branch.channel &&
(branch.type !== 'maintenance' || semver.gte(version, getLowerBound(branch['merge-range'])))
)
)
// Find ones that are not released on the building branch channel
.filter(tag =>
branch.tags.every(
({version, channel}) =>
version !== tag.version || channel === higherBranch.channel || channel !== branch.channel
)
)
// Sort in ascending order to add the most recent release last
.sort((a, b) => semver.compare(a.version, b.version))
// Construct the last and next release to add to the building branch channel
.map(({version, gitHead, gitTag}) => {
const lastRelease = getLastRelease(context, {before: version});
const type = lastRelease.version ? semverDiff(lastRelease.version, version) : 'major';
const name = makeTag(tagFormat, version);
return {
lastRelease,
currentRelease: {type, version, channel: higherBranch.channel, gitTag, name, gitHead},
nextRelease: {
type,
version,
channel: branch.channel,
gitTag: makeTag(tagFormat, version, branch.channel),
name,
gitHead,
},
};
}),
],
[]
)
);
};